kconfig: nconf: rewrite labels of function keys line
kconfig: nconf: rewrite labels of function keys line

>From: Roland Eggner <962c363152fb4bb9baf1427a5f280656422d6ca8@systemanalysen.net>

More reasonable labels of function keys line.  Rename labels and keep menu
width, as required for fitting on COLUMNS=80 terminals:
•  s/Insts/Help 2/
•  s/Config/ShowAll/

Signed-off-by: Roland Eggner <962c363152fb4bb9baf1427a5f280656422d6ca8@systemanalysen.net>
Reviewed-by: "Yann E. MORIN" <b375a36861a21dce61868a5a9b415811d17b4e97@free.fr>
Signed-off-by: "Yann E. MORIN" <b375a36861a21dce61868a5a9b415811d17b4e97@free.fr>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas